PROFESSIONAL ORGANIZATIONS

Dr. Decker is a member of the American Psychological Association .  


He is a Fellow of both the Pennsylvania Psychological Association and the Philadelphia Society of Clinical Psychologists , where he
has led or served on numerous committees.  


He was on the Professional Standards and Review Committee for U.S. Healthcare , which later became Aetna .  


He is a staff member at Doylestown Hospital , in Bucks County Pennsylvania .